This ransomware encrypts user data and then requires them to visit the ransomware website to learn how to pay a ransom and get their files back.
HelloXD is a relatively a new Ransomware operation that is drives form Babuk Ransomware. It is still in early developmental stages and adding functionality continuously.
Goodwill ransomware encrypts it victim data and then requires them to show kindness to strangers and confirm this with a message on social networks, as well as record a video in order to be able to return their files.
Yashma Ransomware is the paid version of Chaos Ransomware. It demands a ransom of 300 euros worth of BTC.
Kekpop Ransomware encrypts user data using a combination of AES+RSA algorithms and then demands a ransom of $500 in BTC to get the files back.